1213440123

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1\times {\mathrm{3373}}^1$

素因数の和:3883

約数の個数: 32

約数和(自身を含む): 1903691776

約数和(自身を除く): 690251653

約数列:

[1, 3, 7, 21, 37, 111, 259, 463, 777, 1389, 3241, 3373, 9723, 10119, 17131, 23611, 51393, 70833, 119917, 124801, 359751, 374403, 873607, 1561699, 2620821, 4685097, 10931893, 32795679, 57782863, 173348589, 404480041, 1213440123]

約数ペア:

[(1, 1213440123), (3, 404480041), (7, 173348589), (21, 57782863), (37, 32795679), (111, 10931893), (259, 4685097), (463, 2620821), (777, 1561699), (1389, 873607), (3241, 374403), (3373, 359751), (9723, 124801), (10119, 119917), (17131, 70833), (23611, 51393)]